COIN2L4
FILE INFORMATION
FILENAME(S): COIN2L4
FILE TYPE(S): PRG
FILE SIZE: 5K
FIRST SEEN: 2025-10-19 22:48:55
APPEARS ON: 1 disk(s)
FILE HASH
af8021cb500ae9a1327c4f860df2c18b3fe30c4efb9421491dfae6b9e0209bcf
FOUND ON DISKS (1 DISKS)
| DISK TITLE | FILENAME | FILE TYPE | COLLECTION | TRACK | SECTOR | ACTIONS |
|---|---|---|---|---|---|---|
| HHM 100785 44S1 | COIN2L4 | PRG | Radd Maxx | 11 | 19 | DOWNLOAD FILE |
FILE CONTENT & ANALYSIS
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00000EA0: 65 73 74 20 61 74 20 33 25 00 2E 30 33 00 2E 30 |est at 3%..03..0|
00000EB0: 33 00 2E 30 35 00 2E 30 35 00 54 68 65 20 26 68 |3..05..05.The &h|
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00000EF0: 73 74 65 64 20 24 36 30 30 26 68 2E 00 54 68 65 |sted $600&h..The|
00000F00: 20 74 6F 74 61 6C 20 61 6D 6F 75 6E 74 20 6F 66 | total amount of|
00000F10: 20 6D 6F 6E 65 79 20 69 73 20 60 36 30 30 27 2E | money is `600'.|
00000F20: 00 36 30 30 00 66 00 66 00 53 68 65 20 68 61 64 |.600.f.f.She had|
00000F30: 20 61 20 74 6F 74 61 6C 20 6F 66 20 24 36 30 30 | a total of $600|
00000F40: 2E 20 49 66 20 22 26 76 22 20 6F 66 20 69 74 20 |. If "&v" of it |
00000F50: 77 61 73 20 70 6C 61 63 65 64 20 69 6E 20 74 68 |was placed in th|
00000F60: 65 20 33 25 20 61 63 63 6F 75 6E 74 2C 20 60 36 |e 3% account, `6|
00000F70: 30 30 2D 26 76 27 20 64 6F 6C 6C 61 72 73 20 66 |00-&v' dollars f|
00000F80: 6F 72 20 74 68 65 20 35 25 20 61 63 63 6F 75 6E |or the 5% accoun|
00000F90: 74 00 28 36 30 30 2D 26 76 29 00 2E 30 33 00 2E |t.(600-&v)..03..|
00000FA0: 30 33 00 2E 30 35 00 28 36 30 30 2D 26 76 29 00 |03..05.(600-&v).|
00000FB0: 2E 30 35 2A 28 36 30 30 2D 26 76 29 00 20 60 2E |.05*(600-&v). `.|
00000FC0: 30 33 26 76 20 20 20 5C 66 31 32 2B 20 30 35 28 |03&v \f12+ 05(|
00000FD0: 36 30 30 2D 26 76 29 20 5C 66 32 35 3D 20 32 31 |600-&v) \f25= 21|
00000FE0: 27 00 2E 30 33 2A 26 76 2B 2E 30 35 2A 28 36 30 |'..03*&v+.05*(60|
00000FF0: 30 2D 26 76 29 20 3D 20 32 31 00 34 35 30 00 48 |0-&v) = 21.450.H|
00001000: 6F 77 20 6D 75 63 68 20 6D 6F 6E 65 79 20 64 69 |ow much money di|
00001010: 64 20 73 68 65 20 69 6E 76 65 73 74 20 61 74 20 |d she invest at |
00001020: 33 25 00 34 35 30 00 34 35 30 00 60 36 30 30 2D |3%.450.450.`600-|
00001030: 26 76 27 00 36 30 30 2D 26 76 20 3D 20 60 31 35 |&v'.600-&v = `15|
00001040: 30 27 00 31 35 30 00 2E 30 33 2A 26 76 20 3D 20 |0'.150..03*&v = |
00001050: 2E 30 33 2A 34 35 30 20 3D 20 60 31 33 2E 35 30 |.03*450 = `13.50|
00001060: 27 00 31 33 2E 35 30 00 2E 30 35 2A 28 36 30 30 |'.13.50..05*(600|
00001070: 2D 26 76 29 20 3D 20 2E 30 35 2A 31 35 30 20 3D |-&v) = .05*150 =|
00001080: 20 60 37 2E 35 27 2E 20 24 37 2E 35 30 20 69 73 | `7.5'. $7.50 is|
00001090: 20 69 6E 74 65 72 65 73 74 20 65 61 72 6E 65 64 | interest earned|
000010A0: 20 69 6E 20 74 68 65 20 73 65 63 6F 6E 64 20 61 | in the second a|
000010B0: 63 63 6F 75 6E 74 00 37 2E 35 30 00 40 66 52 6F |ccount.7.50.@fRo|
000010C0: 62 65 72 74 20 50 61 72 69 73 68 20 77 61 6E 74 |bert Parish want|
000010D0: 73 20 74 6F 20 69 6E 76 65 73 74 20 24 35 30 30 |s to invest $500|
000010E0: 2E 20 48 65 20 70 75 74 20 73 6F 6D 65 20 6D 6F |. He put some mo|
000010F0: 6E 65 79 20 69 6E 20 61 6E 20 61 63 63 6F 75 6E |ney in an accoun|
00001100: 74 20 74 68 61 74 20 70 61 79 73 20 38 25 20 69 |t that pays 8% i|
00001110: 6E 74 65 72 65 73 74 20 61 6E 64 20 74 68 65 20 |nterest and the |
00001120: 72 65 73 74 20 69 6E 20 61 20 31 32 25 20 61 63 |rest in a 12% ac|
00001130: 63 6F 75 6E 74 2E 20 54 6F 20 65 61 72 6E 20 24 |count. To earn $|
00001140: 35 32 20 69 6E 74 65 72 65 73 74 2C 20 68 6F 77 |52 interest, how|
00001150: 20 6D 75 63 68 20 73 68 6F 75 6C 64 20 68 65 20 | much should he |
00001160: 70 75 74 20 69 6E 20 65 61 63 68 20 61 63 63 6F |put in each acco|
00001170: 75 6E 74 00 26 71 77 61 6E 74 73 20 74 6F 20 69 |unt.&qwants to i|
00001180: 6E 76 65 73 74 20 24 35 30 30 26 71 20 26 71 61 |nvest $500&q &qa|
00001190: 63 63 6F 75 6E 74 20 74 68 61 74 20 70 61 79 73 |ccount that pays|
000011A0: 20 38 25 20 69 6E 74 65 72 65 73 74 26 71 20 26 | 8% interest&q &|
000011B0: 71 72 65 73 74 20 69 6E 20 61 20 31 32 25 20 61 |qrest in a 12% a|
000011C0: 63 63 6F 75 6E 74 26 71 00 48 6F 77 20 6D 75 63 |ccount&q.How muc|
000011D0: 68 20 73 68 6F 75 6C 64 20 68 65 20 70 75 74 20 |h should he put |
000011E0: 69 6E 20 65 61 63 68 20 61 63 63 6F 75 6E 74 00 |in each account.|
000011F0: 2E 30 38 00 2E 30 38 00 2E 31 32 00 2E 31 32 00 |.08..08..12..12.|
00001200: 26 68 54 6F 20 65 61 72 6E 20 24 35 32 20 69 6E |&hTo earn $52 in|
00001210: 74 65 72 65 73 74 26 68 00 35 32 00 35 32 00 26 |terest&h.52.52.&|
00001220: 68 52 6F 62 65 72 74 20 50 61 72 69 73 68 20 77 |hRobert Parish w|
00001230: 61 6E 74 73 20 74 6F 20 69 6E 76 65 73 74 20 24 |ants to invest $|
00001240: 35 30 30 26 68 2E 00 54 68 65 20 74 6F 74 61 6C |500&h..The total|
00001250: 20 61 6D 6F 75 6E 74 20 6F 66 20 6D 6F 6E 65 79 | amount of money|
00001260: 20 69 73 20 60 35 30 30 27 2E 00 35 30 30 00 66 | is `500'..500.f|
00001270: 00 66 00 48 65 20 68 61 64 20 61 20 74 6F 74 61 |.f.He had a tota|
00001280: 6C 20 6F 66 20 24 35 30 30 2E 20 49 66 20 22 26 |l of $500. If "&|
00001290: 76 22 20 77 61 73 20 70 75 74 20 69 6E 20 61 6E |v" was put in an|
000012A0: 20 38 25 20 61 63 63 6F 75 6E 74 2C 20 60 35 30 | 8% account, `50|
000012B0: 30 2D 26 76 27 20 64 6F 6C 6C 61 72 73 20 61 72 |0-&v' dollars ar|
000012C0: 65 20 6C 65 66 74 20 66 6F 72 20 74 68 65 20 31 |e left for the 1|
000012D0: 32 25 20 61 63 63 6F 75 6E 74 00 28 35 30 30 2D |2% account.(500-|
000012E0: 26 76 29 00 2E 30 38 00 2E 30 38 00 2E 31 32 00 |&v)..08..08..12.|
000012F0: 28 35 30 30 2D 26 76 29 00 2E 31 32 2A 28 35 30 |(500-&v)..12*(50|
00001300: 30 2D 26 76 29 00 20 60 2E 30 38 2A 26 76 20 20 |0-&v). `.08*&v |
00001310: 5C 66 31 32 2B 2E 31 32 28 35 30 30 2D 26 76 29 |\f12+.12(500-&v)|
00001320: 20 5C 66 32 35 3D 20 35 32 27 00 2E 30 38 2A 26 | \f25= 52'..08*&|
00001330: 76 2B 2E 31 32 2A 28 35 30 30 2D 26 76 29 3D 35 |v+.12*(500-&v)=5|
00001340: 32 00 32 30 30 00 48 6F 77 20 6D 75 63 68 20 73 |2.200.How much s|
00001350: 68 6F 75 6C 64 20 68 65 20 70 75 74 20 69 6E 20 |hould he put in |
00001360: 65 61 63 68 20 61 63 63 6F 75 6E 74 00 32 30 30 |each account.200|
00001370: 00 32 30 30 00 60 35 30 30 2D 26 76 27 00 35 30 |.200.`500-&v'.50|
00001380: 30 2D 26 76 20 3D 20 60 33 30 30 27 00 33 30 30 |0-&v = `300'.300|
00001390: 00 2E 30 38 2A 26 76 20 3D 20 2E 30 38 2A 32 30 |..08*&v = .08*20|
000013A0: 30 20 3D 20 60 31 36 27 2E 20 24 31 36 20 69 73 |0 = `16'. $16 is|
000013B0: 20 74 68 65 20 69 6E 74 65 72 65 73 74 20 68 65 | the interest he|
000013C0: 20 65 61 72 6E 65 64 20 6F 6E 20 74 68 65 20 38 | earned on the 8|
000013D0: 25 20 61 63 63 6F 75 6E 74 00 31 36 00 2E 31 32 |% account.16..12|
000013E0: 28 35 30 30 2D 26 76 29 20 3D 20 2E 31 32 2A 33 |(500-&v) = .12*3|
000013F0: 30 30 20 3D 20 60 33 36 27 2C 20 24 33 36 20 69 |00 = `36', $36 i|
00001400: 73 20 74 68 65 20 69 6E 74 65 72 65 73 74 20 68 |s the interest h|
00001410: 65 20 65 61 72 6E 65 64 20 6F 6E 20 74 68 65 20 |e earned on the |
00001420: 31 32 25 20 61 63 63 6F 75 6E 74 00 33 36 00 7C |12% account.36.||
00001430: 6C |l |
A@Q{}?@DG02&C(1,1ST ACCT.)&C(2,2ND ACCT
)&C(3,TOTAL)&D(4,INT/UNIT)&D(8,PRINCIPAL
)&D(12,EARNINGS)@RREAD@PREAD THE WHOLE P
ROBLEM. THINK: WHAT ARE THE FACTS? WHAT
IS BEING ASKED? (PRESS ANY KEY TO CONTIN
UE.)@HWHAT ARE THE FACTS? {}@HWHAT IS BE
ING ASKED: &H{}?&H@I(0)@RDATA ENTRY@PBEG
IN ENTERING INFORMATION INTO THE GRID --
START WITH THE INTEREST PER UNIT.@HHOW
MUCH INTEREST DOES THE 1ST ACCOUNT EARN
(IN DOLLARS)?@HTHE AMOUNT OF INTEREST EA
RNED IN THE 1ST ACCOUNT IS `{}' DOLLARS.
@I(5,I,{})@HHOW MUCH INTEREST DOES THE 2
ND ACCOUNT EARN (IN DOLLARS)?@HTHE AMOUN
T OF INTEREST EARNED IN THE 2ND ACCOUNT
IS `{}' DOLLARS.@I(6,I,{})@PENTER THE TO
TAL INTEREST EARNED BY BOTH ACCOUNTS INT
O THE GRID.@H{}.@HTHE TOTAL EARNINGS WER
E `{}' DOLLARS.@I(15,I,{})@PREPRESENT TH
E AMOUNT OF MONEY (PRINCIPAL) PLACED IN
EACH OF THE ACCOUNTS.@H{}@H{}@I(11,I,{})
@HCHOOSE ANY LETTER, SUCH AS `{}' TO REP
RESENT THE AMOUNT OF MONEY IN THE 1ST AC
COUNT.@HTHE PRINCIPAL IN THE 1ST ACCOUNT
IS `{}'.@I(9,I,&V)@HREPRESENT THE AMOUN
T OF MONEY IN THE 2ND ACCOUNT IN TERMS O
F "&V".@H{}.@I(10,I,{})@RPARTS@PWRITE AN
EXPRESSION TO REPRESENT THE EARNINGS OF
EACH OF THE ACCOUNTS.@HMULTIPLY THE INT
EREST/UNIT BY THE PRINCIPAL OF THE 1ST A
CCOUNT.@HINT/UNIT \F10* PRINCIPAL \F22=
EARNINGS \N `{} \F10* &V' \F22= E
ARNINGS@I(13,I,{}&V)@HNOW MULTIPLY THE I
NTEREST/UNIT BY THE PRINCIPAL OF THE 2ND
ACCOUNT.@HINT/UNIT \F10* PRINCIPAL \F22
= EARNINGS \N `{} \F10* {}'\F22= EARNIN
GS@I(14,I,{})@RWHOLE@PUSE THE GRID TO WR
ITE AN EQUATION TO RELATE THE PARTS (1ST
AND 2ND ACCOUNT) TO THE WHOLE (TOTAL).@
HUSE THE BOTTOM LINE OF THE GRID TO FORM
THE EQUATION.@HACCT.1 INT \F12+ ACCT.2
INT \F25= TOTAL INT \N{}@I(16,I,{})@S@RC
OMPUTE @PSOLVE THE EQUATION FOR "&V". US
E PENCIL AND PAPER, OR USE THE CALCULATO
R.@HISOLATE "&V" ON ONE SIDE OF THE EQUA
TION.@HTHE CALCULATOR SOLVES EQUATIONS F
OR YOU AND DISPLAYS THE STEPS IN THE SOL
UTION.@I(16,I,&V={})@PNOW FILL IN THE AN
SWER(S) TO THE PROBLEM. REMEMBER THE QUE
STION. &Q{}?&Q&W(16)@HTHE PRINCIPAL IN T
HE 1ST ACCOUNT IS THE VALUE OF "&V".@H&V
= `{}'@I(9,I,{})@S@HTHE PRINCIPAL IN TH
E 2ND ACCOUNT IS THE VALUE OF {}.@H{}.@I
(10,I,{})@RCHECK@PREREAD THE PROBLEM. CH
ECK YOUR ANSWERS. REPLACE ALL VARIABLES
IN THE GRID.@HSUBSTITUTE FOR "&V" IN THE
EXPRESSION FOR THE EARNINGS FROM THE 1S
T ACCOUNT AND CALCULATE THE RESULT.@H{}.
@I(13,I,{})@HSUBSTITUTE FOR "&V" IN THE
EXPRESSION FOR THE EARNINGS FROM THE 2ND
ACCOUNT AND CALCULATE THE RESULT.@H{}.@
I(14,I,{})&D(0, MAKE SURE THE SUM OF THE
1ST AND 2ND ACCOUNT EARNINGS EQUALS THE
TOTAL EARNINGS. ON TO A NEW PROBLEM.)@F
MIKE HAD $210 TO INVEST. HE PUT SOME OF
IT IN AN 8% ACCOUNT AND THE REST IN A 12
% ACCOUNT. IF THE TOTAL INTEREST EARNED
BY BOTH ACCOUNTS IS $24, HOW MUCH MONEY
DID HE INVEST AT 12%.&QSOME OF IT IN AN
8% ACCOUNT&Q &QREST IN A 12% ACCOUNT&Q &
QTOTAL INTEREST EARNED BY BOTH ACCOUNTS
IS $24&Q.HOW MUCH MONEY DID HE INVEST AT
12%..08..08..12..12.&HTHE TOTAL INTERES
T EARNED BY BOTH ACCOUNTS IS $24&H.24.24
.&HMIKE HAD $210 TO INVEST.&H.THE TOTAL
AMOUNT OF MONEY IS `210' DOLLARS..210.F.
F.HE HAD A TOTAL OF $210. IF "&V" WAS PL
ACED IN THE 8% ACCOUNT, `210-&V' DOLLARS
ARE LEFT FOR THE 12% ACCOUNT.210-&V..08
..08..12.(210-&V)..12*(210-&V).`.08&V
\F12+ .12(210-&V)\F25= 24'..08&V+.12(21
0-&V)=24.30.HOW MUCH MONEY DID HE INVEST
AT 12%.30.30.`210-&V'.210-&V = 210-30 =
`180'.180..08&V = .08*30 = `2.40'. $2.4
0 IS THE INTEREST EARNED IN THE 1ST ACCO
UNT.2.4..12*(210-&V) = .12*180 = `21.60'
. $21.60 IS THE INTEREST EARNED IN THE 2
ND ACCOUNT.21.6.@FANN INVESTED $600, PAR
T AT 3% AND THE REST AT 5% INTEREST. IF
HER TOTAL INTEREST EARNED WAS $21, HOW M
UCH MONEY DID SHE INVEST AT 3%.&QINVESTE
D $600, PART AT 3% AND THE REST AT 5%&Q
&QHER TOTAL INTEREST EARNED WAS $21&Q.HO
W MUCH MONEY DID SHE INVEST AT 3%..03..0
3..05..05.THE &HTOTAL INTEREST EARNED WA
S $21&H.21.21.&HANN INVESTED $600&H..THE
TOTAL AMOUNT OF MONEY IS `600'..600.F.F
.SHE HAD A TOTAL OF $600. IF "&V" OF IT
WAS PLACED IN THE 3% ACCOUNT, `600-&V' D
OLLARS FOR THE 5% ACCOUNT.(600-&V)..03..
03..05.(600-&V)..05*(600-&V). `.03&V \
F12+ 05(600-&V) \F25= 21'..03*&V+.05*(60
0-&V) = 21.450.HOW MUCH MONEY DID SHE IN
VEST AT 3%.450.450.`600-&V'.600-&V = `15
0'.150..03*&V = .03*450 = `13.50'.13.50.
.05*(600-&V) = .05*150 = `7.5'. $7.50 IS
INTEREST EARNED IN THE SECOND ACCOUNT.7
.50.@FROBERT PARISH WANTS TO INVEST $500
. HE PUT SOME MONEY IN AN ACCOUNT THAT P
AYS 8% INTEREST AND THE REST IN A 12% AC
COUNT. TO EARN $52 INTEREST, HOW MUCH SH
OULD HE PUT IN EACH ACCOUNT.&QWANTS TO I
NVEST $500&Q &QACCOUNT THAT PAYS 8% INTE
REST&Q &QREST IN A 12% ACCOUNT&Q.HOW MUC
H SHOULD HE PUT IN EACH ACCOUNT..08..08.
.12..12.&HTO EARN $52 INTEREST&H.52.52.&
HROBERT PARISH WANTS TO INVEST $500&H..T
HE TOTAL AMOUNT OF MONEY IS `500'..500.F
.F.HE HAD A TOTAL OF $500. IF "&V" WAS P
UT IN AN 8% ACCOUNT, `500-&V' DOLLARS AR
E LEFT FOR THE 12% ACCOUNT.(500-&V)..08.
.08..12.(500-&V)..12*(500-&V). `.08*&V
\F12+.12(500-&V) \F25= 52'..08*&V+.12*(5
00-&V)=52.200.HOW MUCH SHOULD HE PUT IN
EACH ACCOUNT.200.200.`500-&V'.500-&V = `
300'.300..08*&V = .08*200 = `16'. $16 IS
THE INTEREST HE EARNED ON THE 8% ACCOUN
T.16..12(500-&V) = .12*300 = `36', $36 I
S THE INTEREST HE EARNED ON THE 12% ACCO
UNT.36.|L
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